Ophcrack is a free open source tool that is designed for Windows, Mac, and some other operating systems. It is a great tool to crack windows 7 password in just a few steps. This application is coded with an advanced algorithm that makes it better than other Windows 7 password crack tools. Thanks to its simple and clean user interface, there is no need for any special computer skill to use this application. The main reason behind the popularity of this password cracker tool is free of cost. You can download it for free from their official website at free of cost.
Pros:
• It is compatible with Windows, Linux/Unix, and, Mac operating system.
• Unlike many other tools, this application is graphical user interface based.
• Free tables are available for Windows 7/Vista and XP.
Cons:
• It is not compatible with Windows 10, 8.1, and 8.
• Ophcrack is identifying as a harmful program by some Antivirus software.
• This tool only has a capability to crack password less than 14 characters.
• You have to download LiveCD ISO image before being used.